PR lto/46940
	PR lto/44463
	* lto-symtab.c (lto_symtab_merge_cgraph_nodes_1): Construct nodes
	for aliases when they are used.

	* gcc.dg/lto/pr46940_0.c: New testcase.
	* gcc.dg/lto/pr46940_1.c: New testcase.

From-SVN: r167822